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4/8/2010

This method is used to determine if the device is the topmost device in the device tree.

Syntax 

HRESULT get_IsRootDevice(
  VARIANT_BOOL* 
pvarb
);

Parameters

pvarb

[out] Receives a reference to a VARIANT_BOOLthat contains the value VARIANT_TRUE if the device is the topmost device in the device tree; otherwise, it contains the value VARIANT_FALSE.

Return Value

S_OK

This method was successful.

Otherwise, the method returns one of the COM error codes defined in WinError.h.

Requirements

Header upnp.h
Library uuid.lib
Windows Embedded CE Windows CE .NET 4.0 and later
Windows Mobile Windows Mobile Version 5.0 and later

See Also